sawer aswer swaer wsaer awser waser saewr asewr seawr esawr aeswr easwr swear wsear sewar eswar wesar ewsar awesr waesr aewsr eawsr weasr ewasr sawre aswre sware wsare awsre wasre sarwe asrwe srawe rsawe arswe raswe swrae wsrae srwae rswae wrsae rwsae awrse warse arwse rawse wrase rwase saerw aserw searw esarw aesrw easrw sarew asrew sraew rsaew arsew rasew seraw esraw sreaw rseaw ersaw resaw aersw earsw aresw raesw erasw reasw swera wsera sewra eswra wesra ewsra swrea wsrea srwea rswea wrsea rwsea serwa esrwa srewa rsewa erswa reswa wersa ewrsa wresa rwesa erwsa rewsa awers waers aewrs eawrs wears ewars awres wares arwes rawes wraes rwaes aerws earws arews raews eraws reaws weras ewras wreas rweas erwas rewas
Note: these 'words' (valid or invalid) are all the permutations of the word sawer. These words are obtained by scrambling the letters in sawer.